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Finding the Fourth Proportional to 581,901.96, 872,418.08 and 401,472.52

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Solution

The fourth proportional to 581,901.96, 872,418.08 and 401,472.52 is: 601,908.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,901.96 : 872,418.08 = 401,472.52 : x
  2. Step 2: Convert to fraction form
    581,901.96/872,418.08 = 401,472.52/x
  3. Step 3: Cross multiply
    581,901.96x = 872,418.08 × 401,472.52
  4. Step 4: Simplify right side
    581,901.96x = 350,251,885,071.16
  5. Step 5: Solve for x
    x = 350,251,885,071.16/581,901.96
  6. Step 6: Final answer
    x = 601,908.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.